<template>
  <div class="auth-page">
  <div class="container page">
    <div class="row">

      <div class="col-md-6 offset-md-3 col-xs-12">
        <h1 class="text-xs-center"> {{isLogin?'Sign in': 'Sign up'}}</h1>
        <p class="text-xs-center">
            <nuxt-link v-if="isLogin" to="/register">need an account?</nuxt-link>
            <nuxt-link v-else to="/login">Have an account?</nuxt-link>
        </p>

        <ul class="error-messages">
          <template v-for="(messages,field) in errors">
             <li v-for="(message,index) in messages" :key="index">{{field}} {{message}}</li>
          </template>  
         
        </ul>

        <form @submit.prevent="onSubmit">
          <fieldset class="form-group" v-if="!isLogin">
            <input class="form-control form-control-lg" type="text" placeholder="Your Name" required v-model="user.username">
          </fieldset>
          <fieldset class="form-group">
            <input class="form-control form-control-lg" type="email" placeholder="Email" v-model="user.email" required>
          </fieldset>
          <fieldset class="form-group">
            <input class="form-control form-control-lg" type="password" placeholder="Password" v-model="user.password" required>
          </fieldset>
          <button class="btn btn-lg btn-primary pull-xs-right">
            
            {{isLogin?'Sign in': 'Sign up'}}
          </button>
        </form>
      </div>

    </div>
  </div>
</div>
</template>

<script>
import { login,register } from "@/api/user.js"
const Cookie = process.client ? require("js-cookie") : undefined
export default {
  name:"LoginIndex",
  computed:{
      isLogin(){
          console.log(this.$route.name === 'login')
          return this.$route.name === 'login'
      }
  },
  data(){
    return {
      user:{
        username:"",
        email: "",
        password: ""
      },
      errors: {} 
    }
  },
  methods:{
   async onSubmit(){
     try {
        const { data } = this.isLogin ? await login({ user : this.user}) : await register({ user : this.user}) 
        console.log(data)
        this.$store.commit("setUser",data.user)
        // 为了防止刷新页面数据丢失，我们需要把数据持久化
        Cookie.set("user",data.user)
        this.$router.push("/")
     } catch (err){
       this.errors = err.response.data.errors
        console.dir(err)
     }
     
    }
  }
}
</script>

<style>

</style>